CN220996531U - Rear wheel cover assembly of vehicle - Google Patents
Rear wheel cover assembly of vehicle Download PDFInfo
- Publication number
- CN220996531U CN220996531U CN202322874480.1U CN202322874480U CN220996531U CN 220996531 U CN220996531 U CN 220996531U CN 202322874480 U CN202322874480 U CN 202322874480U CN 220996531 U CN220996531 U CN 220996531U
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- Prior art keywords
- wheel cover
- rear wheel
- longitudinal
- vehicle
- reinforcement
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 44
- 239000006096 absorbing agent Substances 0.000 claims abstract description 18
- 230000035939 shock Effects 0.000 claims abstract description 18
- 230000002787 reinforcement Effects 0.000 claims description 33
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 abstract description 7
- 239000003351 stiffener Substances 0.000 description 5
- 239000012855 volatile organic compound Substances 0.000 description 5
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 239000010426 asphalt Substances 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a vehicle rear wheel cover assembly, which comprises a rear wheel cover inner plate, a rear wheel cover outer plate, a side wall reinforcing beam, a rear wheel cover reinforcing member I and a rear wheel cover reinforcing member II, wherein the rear wheel cover inner plate and the rear wheel cover outer plate are buckled and assembled to form a whole, the rear wheel cover inner plate is fixed on a rear longitudinal beam close to the rear wheel cover inner plate, the top surface of the rear longitudinal beam extends upwards to form a mounting position of a rear shock absorber, the rear wheel cover reinforcing member I is positioned at the longitudinal front side of the mounting position of the rear shock absorber and is used for connecting the longitudinal front ends of the rear longitudinal beam and the side wall reinforcing beam, and the rear wheel cover reinforcing member II is positioned at the longitudinal rear side of the mounting position of the rear shock absorber and is used for connecting the longitudinal rear end of the rear longitudinal beam and the side wall reinforcing beam; the structural strength of the rear wheel cover of the vehicle can be improved, the vibration absorption of the rear section of the vehicle is ensured, and road noise is reduced.
Description
Technical Field
The utility model relates to the field of vehicle parts, in particular to a rear wheel cover assembly of a vehicle.
Background
When the pure electric vehicle runs on a rough road surface, the road noise in a passenger cabin becomes more prominent due to the lack of the traditional fuel vehicle engine and the noise masking of air intake and exhaust; therefore, the road noise control of the electric automobile is more strict than that of the traditional fuel oil automobile; the rear wheel cover is arranged over the rear wheel in a conformal manner, and the structural rigidity thereof needs to be controlled to avoid passenger complaints caused by large road noise.
The reinforcing mode for the rear wheel cover of the existing electric automobile mainly comprises the following steps: the inside of the rear wheel cover is stuck with an asphalt damping cushion and a structural reinforcing support; when the asphalt damping pad is stuck to the inner side of the rear wheel cover of the automobile, the asphalt material of the rear wheel cover can emit benzene harmful gas, so that the VOC of the whole automobile is unqualified; when the structural reinforcing support is designed on the rear wheel cover of the automobile, a layer of flat reinforcing piece is generally arranged above the rear wheel cover along with the shape, and is connected through welding spots, the rigidity of the wheel cover is improved to a certain extent by the structure, but the rigidity improving effect is limited, and the cost performance is lower.
Therefore, in order to solve the above problems, there is a need for a rear wheel cover assembly for a vehicle, which can improve the structural strength of the rear wheel cover of the vehicle, ensure the vibration absorption of the rear section of the vehicle, and reduce road noise.
Disclosure of Invention
Therefore, the utility model aims to overcome the defects in the prior art, and provide the rear wheel cover assembly of the vehicle, which can improve the structural strength of the rear wheel cover of the vehicle, ensure the vibration absorption of the rear section of the vehicle and reduce road noise.
The utility model relates to a vehicle rear wheel cover assembly, which comprises a rear wheel cover inner plate, a rear wheel cover outer plate, a side wall reinforcing beam, a rear wheel cover reinforcing member I and a rear wheel cover reinforcing member II, wherein the rear wheel cover inner plate and the rear wheel cover outer plate are buckled and assembled into a whole, the rear wheel cover inner plate is fixed on a rear longitudinal beam close to the rear wheel cover inner plate, the top surface of the rear longitudinal beam extends upwards to form a mounting position of a rear shock absorber, the rear wheel cover reinforcing member I is positioned at the longitudinal front side of the mounting position of the rear shock absorber, the longitudinal front ends of the rear longitudinal beam and the side wall reinforcing beam are connected, and the rear wheel cover reinforcing member II is positioned at the longitudinal rear side of the mounting position of the rear shock absorber and is connected with the longitudinal rear end of the side wall reinforcing beam.
Further, the rear wheel cover stiffener I has a front section bend protruding longitudinally rearward, the rear wheel cover stiffener II has a rear section bend protruding longitudinally forward, and the front section bend and the rear section bend are longitudinally close.
Further, the rear wheel cover reinforcement II has an auxiliary arm extending downward in the height direction from the rear section bend, and the end of the auxiliary arm is connected to the rear damper mounting position.
Further, the auxiliary support arm is provided with a strip-shaped reinforcing rib approximately parallel to the auxiliary support arm.
Further, the transverse outer end of the rear longitudinal beam is upwards bent to form an outer connecting flanging, and the upper end surface of the rear longitudinal beam extends inwards to form an inner connecting flanging; the rear wheel cover reinforcing piece I and the rear wheel cover reinforcing piece II are fixed on the outer connection flanges of the rear longitudinal beams, and the C-ring frame cross beam and the D-ring frame cross beam are fixed on the inner connection flanges of the rear longitudinal beams.
Further, the rear wheel cover reinforcement I and the C-ring frame cross member are positioned on the same vertical section I, and the rear wheel cover reinforcement II and the D-ring frame cross member are positioned on the same vertical section II; the vertical section I and the vertical section II are parallel.
Further, a plurality of triangular support ribs are connected between the outer connection flanging and the inner connection flanging.
Further, the side wall reinforcing beam comprises an outer plate reinforcing beam fixed on the top edge of the outer plate of the rear wheel cover and an inner plate reinforcing beam fixed on the top edge of the inner plate of the rear wheel cover, and the outer plate reinforcing beam and the inner plate reinforcing beam surround to form a force transmission cavity with a closed longitudinal section.
Further, the rear wheel cover reinforcement I is provided with a lightening hole I.
Further, the outer plate reinforcing beam is provided with a lightening hole II.
The beneficial effects of the utility model are as follows: the utility model discloses a vehicle rear wheel cover assembly, which improves the rigidity of a plate structure of a rear wheel cover and the rigidity of a mounting point of a shock absorber through a reinforcing structure designed on the rear wheel cover of an automobile, and reduces or inhibits noise generated by transmitting road surface excitation to the rear wheel cover (response point); the rigidity of the rear wheel cover is improved by adopting a sheet metal bracket structure, so that harmful gas is not generated, and the VOC (volatile organic compound) of the whole vehicle is not deteriorated; and the rear wheel cover reinforcement I and the rear wheel cover reinforcement II are arranged on two longitudinal sides of the rear shock absorber installation position, so that the structural reliability of parts nearby the rear wheel cover can be further ensured, the structural local mode is improved, the vibration absorption of the rear section of the vehicle is ensured, and the noise is reduced.
Drawings
The utility model is further described below with reference to the accompanying drawings and examples:
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic exploded view of the rear wheel cover according to the present utility model.
Detailed Description
FIG. 1 is a schematic view of the structure of the present utility model, wherein the transverse direction is the extending direction of the vehicle cross beam, the internal transverse direction is close to the transverse middle of the vehicle, the external transverse direction is opposite to the internal direction, the longitudinal direction is the extending direction of the vehicle longitudinal beam, the front is directed from the longitudinal middle of the vehicle to the head direction of the vehicle in the longitudinal direction, the rear is opposite to the front in the longitudinal direction, and the height direction is the height direction of the vehicle and is not repeated herein; the vehicle rear wheel cover assembly in this embodiment, including rear wheel cover inner panel 1, rear wheel cover planking 2, side wall entablature, rear wheel cover reinforcement I3 and rear wheel cover reinforcement II 4, rear wheel cover inner panel 1 and rear wheel cover planking 2 lock assembly form wholly, rear wheel cover inner panel 1 is fixed on the back longeron 5 that is close to it, the top surface of back longeron 5 upwards extends the installation position that forms the rear shock absorber, rear wheel cover reinforcement I3 is located the longitudinal front side of rear shock absorber installation position 6, connects the longitudinal front end of back longeron 5 and side wall entablature, rear wheel cover reinforcement II is located the longitudinal rear side of rear shock absorber installation position 6, connects the longitudinal rear end of back longeron 5 and side wall entablature. The rigidity of the plate structure of the rear wheel cover and the rigidity of the mounting point of the shock absorber are improved through the design and reinforcement structure of the rear wheel cover of the automobile, so that noise generated by the transmission of road surface excitation to the rear wheel cover (response point) is reduced or restrained; the rigidity of the rear wheel cover is improved by adopting a sheet metal bracket structure, so that harmful gas is not generated, and the VOC (volatile organic compound) of the whole vehicle is not deteriorated; and the rear wheel cover reinforcement I3 and the rear wheel cover reinforcement II 4 are arranged on two longitudinal sides of the rear shock absorber installation position 6, so that the structural reliability of parts nearby the rear wheel cover can be further ensured, the structural local mode is improved, the vibration absorption of the rear section of the vehicle is ensured, and the noise is reduced.
In this embodiment, the rear wheel cover stiffener i 3 has a front-section bend protruding longitudinally rearward, and the rear wheel cover stiffener ii 4 has a rear-section bend protruding longitudinally forward, the front-section bend and the rear-section bend being longitudinally closer together. The front section bending and the rear section bending are close to the vehicle chassis in the height direction at the positions close to each other longitudinally so as to improve the structural stability of the vehicle chassis, form an inverted triangle or an hourglass-shaped stable force transmission configuration, enable the longitudinal collapse point to be close to the middle space of the rear wheel cover reinforcement I3 and the middle space of the rear wheel cover reinforcement II 4, form a more compact force transmission configuration, and can better protect passengers and improve the safety during side collision; the structural strength and the rigidity of the rear section of the vehicle body can be guaranteed, requirements of bending mode, fatigue durability, collision energy absorption and the like are met, the NVH performance of the vehicle is improved, and the requirements of customers are met.
In this embodiment, the rear wheel cover reinforcement ii has an auxiliary arm 7 extending downward in the height direction from the rear section bend, and the end of the auxiliary arm 7 is connected to the rear damper mounting position 6. As shown in the figure, the rear wheel cover reinforcement II is in an inverted Y shape, and the connection of the whole D column, the chassis and the rear shock absorber is considered, so that the structure of the rear section of the whole vehicle is more compact, the force transmission effect is better, the auxiliary support arm 7 is provided with the strip-shaped reinforcing ribs 8 approximately parallel to the auxiliary support arm 7, the structural strength of the position is further improved, the requirements of bending mode, fatigue durability, collision energy absorption and the like are met, and the NVH performance of the vehicle is improved.
In this embodiment, the lateral outer end of the rear longitudinal beam is bent upwards to form an outer connecting flange 9, and the upper end surface of the rear longitudinal beam extends inwards to form an inner connecting flange 10; the rear wheel cover reinforcement I and the rear wheel cover reinforcement II are fixed on an outer connecting flange 9 of the rear longitudinal beam, and the C-ring frame cross beam and the D-ring frame cross beam are fixed on an inner connecting flange 10 of the rear longitudinal beam; the rear wheel cover reinforcement I and the C-ring frame cross beam are positioned on the same vertical section I, and the rear wheel cover reinforcement II and the D-ring frame cross beam are positioned on the same vertical section II; the vertical section I is parallel to the vertical section II; namely, the C ring bottom section and the D ring bottom section are mutually parallel as shown in the figure, so that the force transmission stability of the rear section of the vehicle is improved, the running stability of the whole vehicle is better, the structural strength and rigidity of the rear section of the vehicle body can be ensured, the requirements of bending mode and fatigue durability are met, and the riding comfort is improved.
In this embodiment, a plurality of triangular supporting ribs 11 are connected between the outer connecting flange 9 and the inner connecting flange 10. As shown in the figure, a plurality of triangular support ribs 11 are arranged at intervals and tightly along the longitudinal direction and are fixed with the external connection flanging 9 on the top surface of the internal connection flanging 10, so that the bearing capacity of the longitudinal beam is ensured, the local rigidity of the longitudinal beam is improved, and the structural stability of the rear section of the vehicle is improved.
In this embodiment, the side wall reinforcing beam includes an outer plate reinforcing beam 12 fixed on the top edge of the outer plate 2 of the rear wheel cover and an inner plate reinforcing beam 13 fixed on the top edge of the inner plate 1 of the rear wheel cover, and the outer plate reinforcing beam 12 and the inner plate reinforcing beam 13 surround to form a force transmission cavity with a closed vertical section. The power transmission cavity of this department can further be with rear wheel cover reinforcement I3 and rear wheel cover reinforcement II 4 connection formation holistic biography power structure, can improve rear triangular window and support rigidity, can also improve C, D post's connection rigidity and stability simultaneously, guarantees that the vehicle rear segment forms holistic stability, and has increased a power transmission way, effectively improves whole car road noise performance and car travelling comfort.
In this embodiment, the rear wheel cover stiffener i 3 has a lightening hole i 14; the outer plate reinforcing beam 12 is provided with a lightening hole II 15. The support rigidity is satisfied and the weight is reduced.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (10)
1. A rear wheel cover assembly for a vehicle, characterized in that: including rear wheel cover inner panel, rear wheel cover planking, side wall entablature, rear wheel cover reinforcement I and rear wheel cover reinforcement II, rear wheel cover inner panel and rear wheel cover planking lock assembly form wholly, the rear wheel cover inner panel is fixed on the back longeron that is close to with it, the top surface of back longeron upwards extends the installation position that forms the rear shock absorber, rear wheel cover reinforcement I is located the longitudinal front side of rear shock absorber installation position, connects the longitudinal front end of back longeron and side wall entablature, rear wheel cover reinforcement II is located the longitudinal rear side of rear shock absorber installation position, connects the longitudinal rear end of back longeron and side wall entablature.
2. The vehicle rear wheel cover assembly according to claim 1, wherein: the rear wheel cover reinforcement I is provided with a front section bending protruding backwards in the longitudinal direction, the rear wheel cover reinforcement II is provided with a rear section bending protruding forwards in the longitudinal direction, and the front section bending and the rear section bending are close to each other in the longitudinal direction.
3. The vehicle rear wheel cover assembly according to claim 2, wherein: the rear wheel cover reinforcement II is provided with an auxiliary support arm which is bent from the rear section and extends downwards in the height direction, and the end head of the auxiliary support arm is connected to the rear shock absorber installation position.
4. A rear wheel cover assembly as claimed in claim 3, wherein: the auxiliary support arm is provided with a strip-shaped reinforcing rib approximately parallel to the auxiliary support arm.
5. The vehicle rear wheel cover assembly according to claim 1, wherein: the transverse outer end of the rear longitudinal beam is upwards bent to form an outer connecting flanging, and the upper end surface of the rear longitudinal beam extends inwards to form an inner connecting flanging; the rear wheel cover reinforcing piece I and the rear wheel cover reinforcing piece II are fixed on the outer connection flanging of the rear longitudinal beam, and the C-ring frame cross beam and the D-ring frame cross beam are fixed on the inner connection flanging of the rear longitudinal beam.
6. The vehicle rear wheel cover assembly according to claim 5, wherein: the rear wheel cover reinforcement I and the C-ring frame cross beam are positioned on the same vertical section I, and the rear wheel cover reinforcement II and the D-ring frame cross beam are positioned on the same vertical section II; the vertical section I and the vertical section II are parallel.
7. The vehicle rear wheel cover assembly according to claim 5, wherein: and a plurality of triangular supporting ribs are connected between the external connection flanging and the internal connection flanging.
8. The vehicle rear wheel cover assembly according to claim 1, wherein: the side wall reinforcing beam comprises an outer plate reinforcing beam fixed on the top edge of the outer plate of the rear wheel cover and an inner plate reinforcing beam fixed on the top edge of the inner plate of the rear wheel cover, and the outer plate reinforcing beam and the inner plate reinforcing beam are surrounded to form a force transmission cavity with a closed longitudinal section.
9. The vehicle rear wheel cover assembly according to claim 1, wherein: the rear wheel cover reinforcement I is provided with a lightening hole I.
10. The vehicle rear wheel cover assembly according to claim 8, wherein: and the outer plate reinforcing beam is provided with a lightening hole II.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322874480.1U CN220996531U (en) | 2023-10-26 | 2023-10-26 | Rear wheel cover assembly of vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322874480.1U CN220996531U (en) | 2023-10-26 | 2023-10-26 | Rear wheel cover assembly of vehicle |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220996531U true CN220996531U (en) | 2024-05-24 |
Family
ID=91091099
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322874480.1U Active CN220996531U (en) | 2023-10-26 | 2023-10-26 | Rear wheel cover assembly of vehicle |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220996531U (en) |
-
2023
- 2023-10-26 CN CN202322874480.1U patent/CN220996531U/en active Active
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